Analysis
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max time kernel
83s -
max time network
88s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
28-09-2021 10:31
Static task
static1
Behavioral task
behavioral1
Sample
test.test.dll
Resource
win7-en-20210920
Errors
General
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Target
test.test.dll
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Size
833KB
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MD5
97406f2cee93cdb660848c99e6d291e6
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SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2
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SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
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SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef
Malware Config
Extracted
qakbot
402.343
tr
1632730751
95.77.223.148:443
47.22.148.6:443
89.101.97.139:443
27.223.92.142:995
120.151.47.189:443
136.232.34.70:443
120.150.218.241:995
185.250.148.74:443
181.118.183.94:443
140.82.49.12:443
67.165.206.193:993
103.148.120.144:443
71.74.12.34:443
76.25.142.196:443
73.151.236.31:443
173.21.10.71:2222
75.188.35.168:443
2.178.88.145:61202
71.80.168.245:443
45.46.53.140:2222
109.12.111.14:443
105.198.236.99:443
73.77.87.137:443
41.248.239.221:995
182.176.112.182:443
96.37.113.36:993
75.66.88.33:443
162.244.227.34:443
24.229.150.54:995
216.201.162.158:443
92.59.35.196:2222
196.218.227.241:995
24.139.72.117:443
68.207.102.78:443
72.252.201.69:443
2.188.27.77:443
177.130.82.197:2222
68.204.7.158:443
189.210.115.207:443
181.163.96.53:443
24.55.112.61:443
75.107.26.196:465
185.250.148.74:2222
68.186.192.69:443
24.152.219.253:995
50.29.166.232:995
Signatures
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 15 IoCs
Processes:
LogonUI.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 4812 rundll32.exe 4812 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 4812 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
LogonUI.exepid process 3212 LogonUI.exe 3212 LogonUI.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exedescription pid process target process PID 4796 wrote to memory of 4812 4796 rundll32.exe rundll32.exe PID 4796 wrote to memory of 4812 4796 rundll32.exe rundll32.exe PID 4796 wrote to memory of 4812 4796 rundll32.exe rundll32.exe PID 4812 wrote to memory of 4844 4812 rundll32.exe explorer.exe PID 4812 wrote to memory of 4844 4812 rundll32.exe explorer.exe PID 4812 wrote to memory of 4844 4812 rundll32.exe explorer.exe PID 4812 wrote to memory of 4844 4812 rundll32.exe explorer.exe PID 4812 wrote to memory of 4844 4812 rundll32.exe explorer.exe PID 4844 wrote to memory of 4868 4844 explorer.exe schtasks.exe PID 4844 wrote to memory of 4868 4844 explorer.exe schtasks.exe PID 4844 wrote to memory of 4868 4844 explorer.exe schtasks.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn yoaogvi /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test.test.dll\"" /SC ONCE /Z /ST 12:33 /ET 12:454⤵
- Creates scheduled task(s)
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x0 /state0:0xa3ad1855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/4812-114-0x0000000000000000-mapping.dmp
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memory/4812-115-0x0000000073740000-0x0000000073761000-memory.dmpFilesize
132KB
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memory/4812-116-0x0000000073740000-0x00000000738A8000-memory.dmpFilesize
1.4MB
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memory/4812-117-0x0000000002510000-0x0000000002511000-memory.dmpFilesize
4KB
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memory/4844-118-0x0000000000000000-mapping.dmp
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memory/4844-122-0x0000000002FA0000-0x0000000002FC1000-memory.dmpFilesize
132KB
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memory/4868-119-0x0000000000000000-mapping.dmp